Starting to add HSS class

srsepc/src/hss/hss.cc

@@ -0,0 +1,98 @@
+/**
+ *
+ * \section COPYRIGHT
+ *
+ * Copyright 2013-2017 Software Radio Systems Limited
+ *
+ * \section LICENSE
+ *
+ * This file is part of srsLTE.
+ *
+ * srsLTE is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version.
+ *
+ * srsLTE is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * A copy of the GNU Affero General Public License can be found in
+ * the LICENSE file in the top-level directory of this distribution
+ * and at http://www.gnu.org/licenses/.
+ *
+ */
+
+#include <iostream> //TODO Remove
+#include <arpa/inet.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/sctp.h>
+#include <boost/thread/mutex.hpp>
+#include "mme/mme.h"
+
+namespace srsepc{
+
+hss*          hss::m_instance = NULL;
+boost::mutex  hss_instance_mutex;
+
+hss::hss():
+  m_running(false)
+{
+  m_pool = srslte::byte_buffer_pool::get_instance();     
+  return;
+}
+
+hss::~hss()
+{
+  return;
+}
+
+hss*
+hss::get_instance(void)
+{
+  boost::mutex::scoped_lock lock(hss_instance_mutex);
+  if(NULL == m_instance) {
+    m_instance = new hss();
+  }
+  return(m_instance);
+}
+
+void
+hss::cleanup(void)
+{
+  boost::mutex::scoped_lock lock(hss_instance_mutex);
+  if(NULL != m_instance) {
+    delete m_instance;
+    m_instance = NULL;
+  }
+}
+
+int
+hss::init(all_args_t* args)
+{
+  /*Init loggers*/
+  if (!args->log_args.filename.compare("stdout")) {
+    m_logger = &m_logger_stdout;
+  } else {
+    m_logger_file.init(args->log_args.filename);
+    m_logger_file.log("\n---  Software Radio Systems HSS log ---\n\n");
+    m_logger = &m_logger_file;
+  }
+
+  m_hss_log.init("HSS", m_logger);
+  m_hss_log.set_level(srslte::LOG_LEVEL_DEBUG);
+  m_hss_log.set_hex_limit(32);
+  if(m_hss.init(args->s1ap_args, &m_s1ap_log)){
+    m_hss_log.error("Error initializing MME S1APP\n");
+    exit(-1);
+  }
+  m_hss_log.info("Initialized HSS\n");
+  m_hss_log.console("Initialized HSS\n");
+  return 0;
+}
+
+
+
+} //namespace srsepc